*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{min-height:100vh;font-family:"Noto Serif SC","Songti SC",serif;line-height:1.75;color:#1A2A3A;background:#E8F0FE}
ul{list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;border:none;background:none;cursor:pointer}
img{max-width:100%;display:block}
h1,h2,h3,h4,h5,h6{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-weight:700;line-height:1.3;color:#0B1B3F}
:root{
  --color-bg:#0B1B3F;
  --color-bg-deep:#0E244A;
  --color-glass:rgba(21,44,84,.72);
  --color-gold:#D4A42A;
  --color-gold-light:#E8C55A;
  --color-green:#2C9A6E;
  --color-warm:#F5A623;
  --color-light-bg:#E8F0FE;
  --color-white:#FFFFFF;
  --color-text:#1A2A3A;
  --font-display:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Noto Serif SC","Songti SC",serif;
  --font-data:"JetBrains Mono","Roboto Mono",monospace;
  --container:1280px;
  --header-h:76px;
  --transition:.3s ease;
  --radius:4px
}
.container{width:min(100% - 48px,var(--container));margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;top:-100%;left:16px;z-index:9999;padding:12px 20px;background:var(--color-gold);color:var(--color-bg);font-family:var(--font-display);font-weight:700;border-radius:var(--radius);transition:top .3s ease}
.skip-link:focus-visible{top:16px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 28px;border-radius:2px;font-family:var(--font-display);font-weight:700;font-size:14px;letter-spacing:.04em;line-height:1;transition:var(--transition);white-space:nowrap;cursor:pointer}
.btn-gold{background:linear-gradient(135deg,#F0D070,var(--color-gold) 55%,#9A7414);color:var(--color-bg);box-shadow:0 4px 16px rgba(212,164,42,.18)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(212,164,42,.28)}
.btn-gold:active{transform:translateY(0)}
.btn-outline{border:1px solid rgba(255,255,255,.4);color:var(--color-white);background:transparent}
.btn-outline:hover{border-color:var(--color-gold);color:var(--color-gold)}
.progress-track{position:fixed;top:0;left:0;right:0;height:3px;background:rgba(255,255,255,.08);z-index:1000;pointer-events:none}
.progress-track__bar{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--color-gold),var(--color-warm))}
.site-header{position:relative;background:var(--color-bg);border-bottom:1px solid rgba(212,164,42,.18)}
.site-header::after{content:"";position:absolute;bottom:-1px;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--color-gold) 0%,var(--color-gold) 22%,transparent 22%,transparent 58%,var(--color-gold) 58%,var(--color-gold) 82%,transparent 82%)}
.site-header__inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);gap:24px}
.brand{display:inline-flex;align-items:center;gap:12px;flex-shrink:0}
.brand__mark{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:linear-gradient(135deg,#F0D070 0%,var(--color-gold) 55%,#8B6914 100%);clip-path:polygon(0 0,100% 0,100% 70%,70% 100%,0 100%);font-family:var(--font-display);font-weight:900;font-size:14px;color:var(--color-bg);letter-spacing:.02em;line-height:1}
.brand__copy{display:flex;flex-direction:column;line-height:1.2}
.brand__name{font-family:var(--font-display);font-weight:700;font-size:17px;color:var(--color-white);letter-spacing:.02em}
.brand__tagline{font-size:11px;color:rgba(255,255,255,.55);letter-spacing:.08em}
.header-nav{display:flex;align-items:center;gap:24px;flex:1;justify-content:flex-end}
.site-nav{display:flex}
.nav-list{display:flex;gap:4px}
.nav-link{display:inline-flex;align-items:center;padding:8px 16px;font-family:var(--font-display);font-weight:500;font-size:14px;color:rgba(255,255,255,.78);border-radius:2px;transition:var(--transition);position:relative}
.nav-link:hover{color:var(--color-white);background:rgba(255,255,255,.06)}
.nav-link[aria-current="page"]{color:var(--color-gold);background:rgba(212,164,42,.1)}
.nav-link[aria-current="page"]::after{content:"";position:absolute;bottom:0;left:16px;right:16px;height:2px;background:var(--color-gold)}
.header-cta{flex-shrink:0}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:6px;width:44px;height:44px;padding:10px;background:transparent;border:1px solid rgba(255,255,255,.2);border-radius:var(--radius);cursor:pointer;transition:border-color .3s}
.nav-toggle:hover{border-color:var(--color-gold)}
.nav-toggle__line{display:block;height:2px;width:100%;background:var(--color-white);transition:transform .3s,opacity .3s}
.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(1){transform:translateY(8px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
.site-footer{background:var(--color-bg-deep);color:rgba(255,255,255,.7);position:relative}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--color-gold) 0%,var(--color-gold) 36%,transparent 36%,transparent 100%)}
.footer-trust{font-family:var(--font-display);font-weight:500;font-size:15px;color:rgba(255,255,255,.8);padding:20px 0;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:48px;position:relative;padding-left:20px}
.footer-trust::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:28px;background:var(--color-gold)}
.footer-main{padding:0 0 48px;display:grid;grid-template-columns:2fr 1fr 1.2fr;gap:48px}
.footer-col{min-width:0}
.footer-brand__logo{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;font-family:var(--font-display);font-weight:700;font-size:18px;color:var(--color-white);transition:opacity .2s}
.footer-brand__logo:hover{opacity:.85}
.footer-brand__mark{display:flex;align-items:center;justify-content:center;width:36px;height:36px;background:linear-gradient(135deg,#F0D070,var(--color-gold) 60%,#8B6914);clip-path:polygon(0 0,100% 0,100% 70%,70% 100%,0 100%);font-size:12px;font-weight:900;color:var(--color-bg);font-family:var(--font-display);line-height:1}
.footer-desc{font-size:14px;color:rgba(255,255,255,.6);max-width:420px;line-height:1.8}
.footer-heading{font-family:var(--font-display);font-weight:700;font-size:15px;color:var(--color-white);margin-bottom:16px;letter-spacing:.06em;padding-bottom:8px;border-bottom:1px solid rgba(255,255,255,.12);position:relative}
.footer-heading::after{content:"";position:absolute;bottom:-1px;left:0;width:40px;height:2px;background:var(--color-gold)}
.footer-list{font-size:14px}
.footer-list li{margin-bottom:10px;color:rgba(255,255,255,.65)}
.footer-list a{color:inherit;transition:color .2s;position:relative;padding-left:14px}
.footer-list a::before{content:"›";position:absolute;left:0;color:var(--color-gold);font-weight:700}
.footer-list a:hover{color:var(--color-gold)}
.footer-list--plain li{padding-left:18px;position:relative}
.footer-list--plain li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;background:var(--color-gold);transform:rotate(45deg);opacity:.6}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;position:relative}
.footer-bottom::before{content:"";position:absolute;top:-2px;left:0;width:160px;height:2px;background:linear-gradient(90deg,var(--color-gold) 60%,transparent 60%)}
.footer-bottom__inner{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:rgba(255,255,255,.4)}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--font-display);font-size:14px;padding:16px 0;color:var(--color-text)}
.breadcrumb a{color:var(--color-bg);opacity:.6;transition:opacity .2s,color .2s}
.breadcrumb a:hover{opacity:1;color:var(--color-gold)}
.breadcrumb__sep{color:rgba(26,42,58,.3);font-family:var(--font-data)}
.breadcrumb [aria-current="page"]{color:var(--color-gold);font-weight:600}
.section-index{font-family:var(--font-data);font-size:14px;font-weight:600;color:var(--color-gold);letter-spacing:.08em}
.glass-panel{background:var(--color-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.12);border-radius:8px}
.img-frame{position:relative;overflow:hidden;background:var(--color-bg);border-radius:var(--radius)}
.img-frame::before{content:"";display:block;padding-top:56.25%}
.img-frame>img,.img-frame>.img-placeholder{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.img-frame--wide::before{padding-top:40%}
.img-frame--portrait::before{padding-top:75%}
.grid{display:grid;gap:24px}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
:focus-visible{outline:2px solid var(--color-gold);outline-offset:2px}
@media (max-width:1023px){
  .footer-main{grid-template-columns:1fr 1fr;gap:40px}
  .footer-brand{grid-column:1/-1}
  .grid--3{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991px){
  .nav-toggle{display:flex}
  .header-nav{position:absolute;top:100%;left:0;right:0;background:var(--color-bg);flex-direction:column;align-items:stretch;padding:0 20px;max-height:0;overflow:hidden;visibility:hidden;opacity:0;transition:max-height .35s ease,opacity .25s ease,visibility .35s ease;border-bottom:3px solid var(--color-gold);box-shadow:0 24px 48px rgba(0,0,0,.24);z-index:120}
  .header-nav[data-open]{max-height:80vh;visibility:visible;opacity:1;padding:24px 20px}
  .site-nav{width:100%}
  .nav-list{flex-direction:column;gap:0;width:100%}
  .nav-link{padding:14px 0;color:rgba(255,255,255,.85);border-bottom:1px solid rgba(255,255,255,.08);width:100%;border-radius:0}
  .nav-link:hover{background:transparent;color:var(--color-gold)}
  .nav-link[aria-current="page"]{background:transparent;color:var(--color-gold)}
  .nav-link[aria-current="page"]::after{display:none}
  .header-cta{margin-top:16px;width:100%;text-align:center}
}
@media (max-width:639px){
  .container{width:min(100% - 24px,var(--container))}
  .site-header__inner{height:64px;gap:12px}
  .brand__mark{width:34px;height:34px;font-size:12px}
  .brand__name{font-size:15px}
  .brand__tagline{font-size:10px}
  .footer-main{grid-template-columns:1fr;gap:32px;padding-bottom:32px}
  .footer-brand{grid-column:auto}
  .footer-trust{font-size:13px;padding-left:16px;margin-bottom:32px}
  .footer-bottom__inner{flex-direction:column;gap:8px;text-align:center}
  .grid--2,.grid--3{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .skip-link{transition:none}
  .brand__mark,.footer-brand__mark{transition:none}
}